Tornado winds: how fast can they get?

May 20, 2013

By: Fox News

Fox News - In 2006, researchers at Texas Tech University proposed the “Enhanced Fujita”
or EF scale with more realistic wind speeds. An EF-4 tornado with winds speeds of
170 miles per hour is comparable to a F3 tornado. There were 17 tornadoes of F3 intensity
in Texas between 1999 and 2006.

In 2006, researchers at Texas Tech University proposed the “Enhanced Fujita” or EF
scale with more realistic wind speeds. An EF-4 tornado with winds speeds of 170 miles
per hour is comparable to a F3 tornado. There were 17 tornadoes of F3 intensity in
Texas between 1999 and 2006.